Threat actor · all actors
Kun Shan 'Joey' Chun (former FBI technician)INS-CHUN-FBI-2017 insider
🇺🇸 US
aka Joey Chun, Kun Shan Chun
Last updated:
0attributed CVEs
0ATT&CK techniques
0.0IDF score (tooling uniqueness)
0exclusive CVEs
—years active
About this actor
Naturalized US citizen and former FBI electronics technician with top-secret clearance who pleaded guilty in 2016 and was sentenced to 24 months in 2017 for acting in the United States as an unregistered agent of the PRC; disclosed FBI personnel, structure, and surveillance strategy to a PRC official.
How we know this
- Data origin
- Curated overlay Insider-threat entry synthesised from public reporting and court filings — not a MITRE-tracked intrusion set.
- Techniques
- No ATT&CK techniques mapped.
- Named victims
- 1 extracted from reporting.
Thin data: No ATT&CK techniques are mapped yet — the behavioural profile is empty. Only one named victim is on file.
See how actor data is built for the full pipeline.
Activity timeline
No activity events recorded.
Profile
| CVE | Risk | CVSS | EPSS | Published | Products |
|---|---|---|---|---|---|
| No attributed CVEs. | |||||
No techniques attributed.
Co-occurring actors
None.